openwrt/target/linux/brcm63xx/patches-4.9/347-MIPS-BCM6318-USB-support.patch

125 lines
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--- a/arch/mips/bcm63xx/usb-common.c
+++ b/arch/mips/bcm63xx/usb-common.c
@@ -109,6 +109,27 @@ void bcm63xx_usb_priv_ohci_cfg_set(void)
reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SETUP_6368_REG);
reg |= USBH_PRIV_SETUP_IOC_MASK;
bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SETUP_6368_REG);
+ } else if (BCMCPU_IS_6318()) {
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_PLL_CTRL1_6318_REG);
+ reg |= USBH_PRIV_PLL_CTRL1_SUSP_EN;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_PLL_CTRL1_6318_REG);
+
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_6318_REG);
+ reg &= ~USBH_PRIV_SWAP_OHCI_ENDN_MASK;
+ reg |= USBH_PRIV_SWAP_OHCI_DATA_MASK;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SWAP_6318_REG);
+
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SETUP_6318_REG);
+ reg |= USBH_PRIV_SETUP_IOC_MASK;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SETUP_6318_REG);
+
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_PLL_CTRL1_6318_REG);
+ reg &= ~USBH_PRIV_PLL_CTRL1_IDDQ_PWRDN;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_PLL_CTRL1_6318_REG);
+
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SIM_CTRL_6318_REG);
+ reg |= USBH_PRIV_SIM_CTRL_LADDR_SEL;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SIM_CTRL_6318_REG);
}
spin_unlock_irqrestore(&usb_priv_reg_lock, flags);
@@ -144,6 +165,27 @@ void bcm63xx_usb_priv_ehci_cfg_set(void)
reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SETUP_6368_REG);
reg |= USBH_PRIV_SETUP_IOC_MASK;
bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SETUP_6368_REG);
+ } else if (BCMCPU_IS_6318()) {
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_PLL_CTRL1_6318_REG);
+ reg |= USBH_PRIV_PLL_CTRL1_SUSP_EN;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_PLL_CTRL1_6318_REG);
+
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_6318_REG);
+ reg &= ~USBH_PRIV_SWAP_EHCI_ENDN_MASK;
+ reg |= USBH_PRIV_SWAP_EHCI_DATA_MASK;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SWAP_6318_REG);
+
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SETUP_6318_REG);
+ reg |= USBH_PRIV_SETUP_IOC_MASK;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SETUP_6318_REG);
+
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_PLL_CTRL1_6318_REG);
+ reg &= ~USBH_PRIV_PLL_CTRL1_IDDQ_PWRDN;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_PLL_CTRL1_6318_REG);
+
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SIM_CTRL_6318_REG);
+ reg |= USBH_PRIV_SIM_CTRL_LADDR_SEL;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SIM_CTRL_6318_REG);
}
spin_unlock_irqrestore(&usb_priv_reg_lock, flags);
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -681,6 +681,12 @@
#define GPIO_MODE_6368_SPI_SSN4 (1 << 30)
#define GPIO_MODE_6368_SPI_SSN5 (1 << 31)
+#define GPIO_PINMUX_SEL0_6318 0x1c
+#define GPIO_PINMUX_SEL0_GPIO13_SHIFT 26
+#define GPIO_PINMUX_SEL0_GPIO13_MASK (0x3 << GPIO_PINMUX_SEL0_GPIO13_SHIFT)
+#define GPIO_PINMUX_SEL0_GPIO13_PWRON (1 << GPIO_PINMUX_SEL0_GPIO13_SHIFT)
+#define GPIO_PINMUX_SEL0_GPIO13_LED (2 << GPIO_PINMUX_SEL0_GPIO13_SHIFT)
+#define GPIO_PINMUX_SEL0_GPIO13_GPIO (3 << GPIO_PINMUX_SEL0_GPIO13_SHIFT)
#define GPIO_PINMUX_OTHR_REG 0x24
#define GPIO_PINMUX_OTHR_6328_USB_SHIFT 12
@@ -999,6 +1005,7 @@
#define USBH_PRIV_SWAP_6358_REG 0x0
#define USBH_PRIV_SWAP_6368_REG 0x1c
+#define USBH_PRIV_SWAP_6318_REG 0x0c
#define USBH_PRIV_SWAP_USBD_SHIFT 6
#define USBH_PRIV_SWAP_USBD_MASK (1 << USBH_PRIV_SWAP_USBD_SHIFT)
@@ -1024,6 +1031,13 @@
#define USBH_PRIV_SETUP_IOC_SHIFT 4
#define USBH_PRIV_SETUP_IOC_MASK (1 << USBH_PRIV_SETUP_IOC_SHIFT)
+#define USBH_PRIV_SETUP_6318_REG 0x00
+#define USBH_PRIV_PLL_CTRL1_6318_REG 0x04
+#define USBH_PRIV_PLL_CTRL1_SUSP_EN (1 << 27)
+#define USBH_PRIV_PLL_CTRL1_IDDQ_PWRDN (1 << 31)
+#define USBH_PRIV_SIM_CTRL_6318_REG 0x20
+#define USBH_PRIV_SIM_CTRL_LADDR_SEL (1 << 5)
+
/*************************************************************************
* _REG relative to RSET_USBD
--- a/arch/mips/bcm63xx/boards/board_common.c
+++ b/arch/mips/bcm63xx/boards/board_common.c
@@ -125,6 +125,15 @@ void __init board_early_setup(const stru
}
bcm_gpio_writel(val, GPIO_MODE_REG);
+
+#if IS_ENABLED(CONFIG_USB)
+ if (BCMCPU_IS_6318() && (board.has_ehci0 || board.has_ohci0)) {
+ val = bcm_gpio_readl(GPIO_PINMUX_SEL0_6318);
+ val &= ~GPIO_PINMUX_SEL0_GPIO13_MASK;
+ val |= GPIO_PINMUX_SEL0_GPIO13_PWRON;
+ bcm_gpio_writel(val, GPIO_PINMUX_SEL0_6318);
+ }
+#endif
}
--- a/arch/mips/bcm63xx/Kconfig
+++ b/arch/mips/bcm63xx/Kconfig
@@ -22,6 +22,8 @@ config BCM63XX_CPU_6318
bool "support 6318 CPU"
select SYS_HAS_CPU_BMIPS32_3300
select HW_HAS_PCI
+ select BCM63XX_OHCI
+ select BCM63XX_EHCI
config BCM63XX_CPU_6328
bool "support 6328 CPU"